Overview

overview

10

Static

static

3

97cbbc3d45...bc.exe

windows7-x64

10

97cbbc3d45...bc.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    97cbbc3d45de096c6a7b9398a07071ac890ec47a7d0abd4d8ca14f66ab0b79bc

  • Size

    88KB

  • Sample

    241225-a6srhasmbz

  • MD5

    470b482d86ff94fe7c2997e33a4f5813

  • SHA1

    38a404b56737dae83fd38c9fa73fe828f9518dde

  • SHA256

    97cbbc3d45de096c6a7b9398a07071ac890ec47a7d0abd4d8ca14f66ab0b79bc

  • SHA512

    992d30ac41c569a47e9797b55142bd5aa09e9de558e84c84d137ba8d7430e3d58886d01cdf1dc4f6712eccb1b9a0175f543fe8e27e29824822359f5972ec15b6

  • SSDEEP

    1536:rmjI+6y1sRappkEGbQWE+m1PW6JiDvub5bSZnXftdnouy8h:rmUM1lppkKWCPW6JUv9Ptlouth

Score
10/10
berbewbackdoordiscoverypersistence

Malware Config

Extracted

Family

berbew

C2

http://f/wcmd.htm

http://f/ppslog.php

http://f/piplog.php?%s:%i:%i:%s:%09u:%i:%02d:%02d:%02d

Targets

    • Target

      97cbbc3d45de096c6a7b9398a07071ac890ec47a7d0abd4d8ca14f66ab0b79bc

    • Size

      88KB

    • MD5

      470b482d86ff94fe7c2997e33a4f5813

    • SHA1

      38a404b56737dae83fd38c9fa73fe828f9518dde

    • SHA256

      97cbbc3d45de096c6a7b9398a07071ac890ec47a7d0abd4d8ca14f66ab0b79bc

    • SHA512

      992d30ac41c569a47e9797b55142bd5aa09e9de558e84c84d137ba8d7430e3d58886d01cdf1dc4f6712eccb1b9a0175f543fe8e27e29824822359f5972ec15b6

    • SSDEEP

      1536:rmjI+6y1sRappkEGbQWE+m1PW6JiDvub5bSZnXftdnouy8h:rmUM1lppkKWCPW6JUv9Ptlouth

    Score
    10/10
    berbewbackdoordiscoverypersistence

    • Adds autorun key to be loaded by Explorer.exe on startup

      persistence

    • Berbew

      Berbew is a backdoor written in C++.

      backdoorberbew

    • Berbew family

      berbew

    • Executes dropped EXE

    • Loads dropped DLL

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks